Embedded / Firmware Engineer — Wearables

2 days ago

Pimpri, India ONLYQ Full time

Company Description At  ONLYQ , we’re reimagining what a health wearable can be. No screens. No noise. Just  pure physiological intelligence , wrapped in a design that feels invisible but works continuously for you. We’re building the next-generation  screenless health band powered by: Clinical-grade ECG & PPG Bioimpedance + Temperature sensing IMU fusion AI-driven biomarker analytics Women’s health & autonomic intelligence Preventive, personalised insights Our mission: A Lab on Hand — for every human. ONLYQ is a  self-funded initiative by the founders of Cymetree Projects LLP, giving us the freedom to innovate with long-term vision, zero bureaucracy, and global ambition. And now, we’re assembling our core team. Role Description & Qualification - Firmware Development Develop, optimize, and maintain firmware on  Nordic nRF52/nRF54 Series (BLE 5.2/5.4) Implement ultra-low-power firmware architecture (sleep modes, RTC, timers) Build and optimize firmware for  real-time physiological signal acquisition (ECG, PPG, BioZ, Temperature, IMU) Sensor Integration Integrate and calibrate sensors such as: AS7058 (PPG + ECG AFE) AFE4950 (BioZ + ECG) MLX90632 (Temperature) AD5940 (Bioimpedance) Bosch BHI380 (IMU Fusion) BME688 (Environmental sensing) Communication & Protocols Implement BLE services (Nordic SoftDevice) Create custom BLE GATT profiles Support OTA updates (DFU) System Architecture & Reliability Develop robust state machines, task schedulers, and interrupt-driven firmware Optimize for power, latency, and memory footprint Debug using JTAG/SWD, logic analyzers, and oscilloscopes Testing & Validation Unit testing, sensor calibration routines, and quality benchmarking Work with hardware team for DVT/PVT/MP testing Educational Qualifications Minimum: B.E. / B.Tech in: Electronics Engineering Electronics & Telecommunication (E&TC) Electrical Engineering Instrumentation Engineering Computer Engineering Biomedical Engineering (with strong embedded exposure) Preferred: M.E. / M.Tech in: Embedded Systems VLSI Electronics Design Biomedical Instrumentation (OR equivalent specialization) Additional Preferred Certifications: Embedded Systems diploma/certificate (CDAC, NIIT, Coursera, etc.) RTOS/Embedded Linux courses BLE firmware development certifications Core Skills Excellent command of  C/C++ for embedded systems Experience with  ARM Cortex-M microcontrollers Strong understanding of  I2C, SPI, UART , DMA, interrupts Experience with  Nordic nRF SDK / Zephyr OS Power-optimized firmware design Sensor integration & real-time data streaming Wearable-Specific Required Skills Experience with  PPG, ECG, IMU, BioZ sensor integration Real-time signal acquisition and filtering Noise reduction + motion compensation knowledge Experience with low-power wireless protocols Preferred Skills (Bonus) Experience in  medical/wellness devices Understanding of physiological signal processing (ECG/PPG/HRV basics) Experience with  RTOS (FreeRTOS / Zephyr) Mobile app/BLE debugging tools (nRF Connect, LightBlue) Experience working with manufacturing / ODM teams (China/Taiwan/India)

  • Embedded / Firmware Engineer — Wearables

    2 days ago

    Pimpri-Chinchwad, India ONLYQ Full time

    Company Description At ONLYQ , we’re reimagining what a health wearable can be. No screens. No noise. Just pure physiological intelligence , wrapped in a design that feels invisible but works continuously for you. We’re building the next-generation screenless health band  powered by: Clinical-grade ECG & PPG Bioimpedance + Temperature sensing IMU...

  • Embedded / Firmware Engineer — Wearables

    3 days ago

    Pune/Pimpri-Chinchwad Area, India ONLYQ Full time

    Company Description At ONLYQ, we’re reimagining what a health wearable can be. No screens. No noise. Just pure physiological intelligence, wrapped in a design that feels invisible but works continuously for you. We’re building the next-generation screenless health band powered by: - Clinical-grade ECG & PPG - Bioimpedance + Temperature sensing - IMU...

  • Embedded / Firmware Engineer — Wearables

    3 days ago

    Pune/Pimpri-Chinchwad Area, India ONLYQ Full time

    Company Description At ONLYQ , we’re reimagining what a health wearable can be. No screens. No noise. Just pure physiological intelligence , wrapped in a design that feels invisible but works continuously for you. We’re building the next-generation screenless health band  powered by: Clinical-grade ECG & PPG Bioimpedance + Temperature sensing IMU...

  • Embedded / Firmware Engineer — Wearables

    3 days ago

    Pimpri-Chinchwad, India ONLYQ Full time

    Company DescriptionAt ONLYQ, we’re reimagining what a health wearable can be.No screens.No noise.Just pure physiological intelligence, wrapped in a design that feels invisible but works continuously for you.We’re building the next-generation screenless health band powered by:Clinical-grade ECG & PPGBioimpedance + Temperature sensingIMU...

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    4 days ago

    Pimpri-Chinchwad, India ONLYQ Full time

    Company DescriptionAt ONLYQ, we’re reimagining what a health wearable can be.No screens.No noise.Just pure physiological intelligence, wrapped in a design that feels invisible but works continuously for you.We’re building the next-generation screenless health band powered by:Clinical-grade ECG & PPGBioimpedance + Temperature sensingIMU...

  • Embedded / Firmware Engineer — Wearables

    3 days ago

    pimpri-chinchwad, India ONLYQ Full time

    Company DescriptionAt ONLYQ, we're reimagining what a health wearable can be.No screens.No noise.Just pure physiological intelligence, wrapped in a design that feels invisible but works continuously for you.We're building the next-generation screenless health band powered by:Clinical-grade ECG & PPGBioimpedance + Temperature sensingIMU fusionAI-driven...

  • Embedded / Firmware Engineer — Wearables

    3 days ago

    pimpri-chinchwad, India ONLYQ Full time

    Company DescriptionAt ONLYQ, we’re reimagining what a health wearable can be.No screens.No noise.Just pure physiological intelligence, wrapped in a design that feels invisible but works continuously for you.We’re building the next-generation screenless health band powered by:Clinical-grade ECG & PPGBioimpedance + Temperature sensingIMU...

  • Embedded / Firmware Engineer — Wearables

    3 days ago

    Pune/Pimpri-Chinchwad Area, India ONLYQ Full time

    Company DescriptionAt ONLYQ, we’re reimagining what a health wearable can be.No screens.No noise.Just pure physiological intelligence, wrapped in a design that feels invisible but works continuously for you.We’re building the next-generation screenless health band powered by:Clinical-grade ECG & PPGBioimpedance + Temperature sensingIMU...

  • Embedded Firmware Software Developer

    4 hours ago

    pimpri-chinchwad, India beBeeFirmware Full time

    Job OpportunityWe are seeking an experienced Firmware Engineer to join our team in developing cutting-edge firmware for wearables. This role involves designing and implementing ultra-low-power firmware architecture, real-time physiological signal acquisition, sensor integration, communication protocols, system architecture, and reliability testing.The ideal...

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    2 days ago

    Pimpri, India ONLYQ Full time

    Company Description At  ONLYQ , we’re reimagining what a health wearable can be. Just  pure physiological intelligence , wrapped in a design that feels invisible but works continuously for you. We’re building the next-generation  screenless health band powered by: Clinical-grade ECG & PPG AI-driven biomarker analytics Women’s health & autonomic...